HG/T 20592  法兰 PL 300-16 RF-14080B50sF6-= RFF0sF6-TouS30 s/u0 K=1590 BB= n=3

pl300a)-16rf-14080B50sF6-= RFF0sF6-TouS30 s/u0 K=1590 BB= n=3

PL50B-25RF b=3f|022cr17n-1

WN150-600RJscH8F

WN200(B)-150RF0RF S

SO100(B)-16 RF(B)-16 RF1616

SO100-150 RFF S=6Sch409N100--100- H=1�С

WN200-300 RF S=120 s16006156ff

47065.4 B8 DN=38

SO25